<!doctype html>
<html lang="en">
<head>
    <title>Code coverage report for src/lib/logan-db.ts</title>
    <meta charset="utf-8" />
    <link rel="stylesheet" href="../../prettify.css" />
    <link rel="stylesheet" href="../../base.css" />
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style type='text/css'>
        .coverage-summary .sorter {
            background-image: url(../../sort-arrow-sprite.png);
        }
    </style>
</head>
<body>
<div class='wrapper'>
  <div class='pad1'>
    <h1>
      <a href="../../index.html">All files</a> / <a href="index.html">src/lib</a> logan-db.ts
    </h1>
    <div class='clearfix'>
      <div class='fl pad1y space-right2'>
        <span class="strong">98.39% </span>
        <span class="quiet">Statements</span>
        <span class='fraction'>61/62</span>
      </div>
      <div class='fl pad1y space-right2'>
        <span class="strong">86.96% </span>
        <span class="quiet">Branches</span>
        <span class='fraction'>20/23</span>
      </div>
      <div class='fl pad1y space-right2'>
        <span class="strong">100% </span>
        <span class="quiet">Functions</span>
        <span class='fraction'>9/9</span>
      </div>
      <div class='fl pad1y space-right2'>
        <span class="strong">98.21% </span>
        <span class="quiet">Lines</span>
        <span class='fraction'>55/56</span>
      </div>
    </div>
    <p class="quiet">
      Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
    </p>
  </div>
  <div class='status-line high'></div>
<pre><table class="coverage">
<tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
<a name='L2'></a><a href='#L2'>2</a>
<a name='L3'></a><a href='#L3'>3</a>
<a name='L4'></a><a href='#L4'>4</a>
<a name='L5'></a><a href='#L5'>5</a>
<a name='L6'></a><a href='#L6'>6</a>
<a name='L7'></a><a href='#L7'>7</a>
<a name='L8'></a><a href='#L8'>8</a>
<a name='L9'></a><a href='#L9'>9</a>
<a name='L10'></a><a href='#L10'>10</a>
<a name='L11'></a><a href='#L11'>11</a>
<a name='L12'></a><a href='#L12'>12</a>
<a name='L13'></a><a href='#L13'>13</a>
<a name='L14'></a><a href='#L14'>14</a>
<a name='L15'></a><a href='#L15'>15</a>
<a name='L16'></a><a href='#L16'>16</a>
<a name='L17'></a><a href='#L17'>17</a>
<a name='L18'></a><a href='#L18'>18</a>
<a name='L19'></a><a href='#L19'>19</a>
<a name='L20'></a><a href='#L20'>20</a>
<a name='L21'></a><a href='#L21'>21</a>
<a name='L22'></a><a href='#L22'>22</a>
<a name='L23'></a><a href='#L23'>23</a>
<a name='L24'></a><a href='#L24'>24</a>
<a name='L25'></a><a href='#L25'>25</a>
<a name='L26'></a><a href='#L26'>26</a>
<a name='L27'></a><a href='#L27'>27</a>
<a name='L28'></a><a href='#L28'>28</a>
<a name='L29'></a><a href='#L29'>29</a>
<a name='L30'></a><a href='#L30'>30</a>
<a name='L31'></a><a href='#L31'>31</a>
<a name='L32'></a><a href='#L32'>32</a>
<a name='L33'></a><a href='#L33'>33</a>
<a name='L34'></a><a href='#L34'>34</a>
<a name='L35'></a><a href='#L35'>35</a>
<a name='L36'></a><a href='#L36'>36</a>
<a name='L37'></a><a href='#L37'>37</a>
<a name='L38'></a><a href='#L38'>38</a>
<a name='L39'></a><a href='#L39'>39</a>
<a name='L40'></a><a href='#L40'>40</a>
<a name='L41'></a><a href='#L41'>41</a>
<a name='L42'></a><a href='#L42'>42</a>
<a name='L43'></a><a href='#L43'>43</a>
<a name='L44'></a><a href='#L44'>44</a>
<a name='L45'></a><a href='#L45'>45</a>
<a name='L46'></a><a href='#L46'>46</a>
<a name='L47'></a><a href='#L47'>47</a>
<a name='L48'></a><a href='#L48'>48</a>
<a name='L49'></a><a href='#L49'>49</a>
<a name='L50'></a><a href='#L50'>50</a>
<a name='L51'></a><a href='#L51'>51</a>
<a name='L52'></a><a href='#L52'>52</a>
<a name='L53'></a><a href='#L53'>53</a>
<a name='L54'></a><a href='#L54'>54</a>
<a name='L55'></a><a href='#L55'>55</a>
<a name='L56'></a><a href='#L56'>56</a>
<a name='L57'></a><a href='#L57'>57</a>
<a name='L58'></a><a href='#L58'>58</a>
<a name='L59'></a><a href='#L59'>59</a>
<a name='L60'></a><a href='#L60'>60</a>
<a name='L61'></a><a href='#L61'>61</a>
<a name='L62'></a><a href='#L62'>62</a>
<a name='L63'></a><a href='#L63'>63</a>
<a name='L64'></a><a href='#L64'>64</a>
<a name='L65'></a><a href='#L65'>65</a>
<a name='L66'></a><a href='#L66'>66</a>
<a name='L67'></a><a href='#L67'>67</a>
<a name='L68'></a><a href='#L68'>68</a>
<a name='L69'></a><a href='#L69'>69</a>
<a name='L70'></a><a href='#L70'>70</a>
<a name='L71'></a><a href='#L71'>71</a>
<a name='L72'></a><a href='#L72'>72</a>
<a name='L73'></a><a href='#L73'>73</a>
<a name='L74'></a><a href='#L74'>74</a>
<a name='L75'></a><a href='#L75'>75</a>
<a name='L76'></a><a href='#L76'>76</a>
<a name='L77'></a><a href='#L77'>77</a>
<a name='L78'></a><a href='#L78'>78</a>
<a name='L79'></a><a href='#L79'>79</a>
<a name='L80'></a><a href='#L80'>80</a>
<a name='L81'></a><a href='#L81'>81</a>
<a name='L82'></a><a href='#L82'>82</a>
<a name='L83'></a><a href='#L83'>83</a>
<a name='L84'></a><a href='#L84'>84</a>
<a name='L85'></a><a href='#L85'>85</a>
<a name='L86'></a><a href='#L86'>86</a>
<a name='L87'></a><a href='#L87'>87</a>
<a name='L88'></a><a href='#L88'>88</a>
<a name='L89'></a><a href='#L89'>89</a>
<a name='L90'></a><a href='#L90'>90</a>
<a name='L91'></a><a href='#L91'>91</a>
<a name='L92'></a><a href='#L92'>92</a>
<a name='L93'></a><a href='#L93'>93</a>
<a name='L94'></a><a href='#L94'>94</a>
<a name='L95'></a><a href='#L95'>95</a>
<a name='L96'></a><a href='#L96'>96</a>
<a name='L97'></a><a href='#L97'>97</a>
<a name='L98'></a><a href='#L98'>98</a>
<a name='L99'></a><a href='#L99'>99</a>
<a name='L100'></a><a href='#L100'>100</a>
<a name='L101'></a><a href='#L101'>101</a>
<a name='L102'></a><a href='#L102'>102</a>
<a name='L103'></a><a href='#L103'>103</a>
<a name='L104'></a><a href='#L104'>104</a>
<a name='L105'></a><a href='#L105'>105</a>
<a name='L106'></a><a href='#L106'>106</a>
<a name='L107'></a><a href='#L107'>107</a>
<a name='L108'></a><a href='#L108'>108</a>
<a name='L109'></a><a href='#L109'>109</a>
<a name='L110'></a><a href='#L110'>110</a>
<a name='L111'></a><a href='#L111'>111</a>
<a name='L112'></a><a href='#L112'>112</a>
<a name='L113'></a><a href='#L113'>113</a>
<a name='L114'></a><a href='#L114'>114</a>
<a name='L115'></a><a href='#L115'>115</a>
<a name='L116'></a><a href='#L116'>116</a>
<a name='L117'></a><a href='#L117'>117</a>
<a name='L118'></a><a href='#L118'>118</a>
<a name='L119'></a><a href='#L119'>119</a>
<a name='L120'></a><a href='#L120'>120</a>
<a name='L121'></a><a href='#L121'>121</a>
<a name='L122'></a><a href='#L122'>122</a>
<a name='L123'></a><a href='#L123'>123</a>
<a name='L124'></a><a href='#L124'>124</a>
<a name='L125'></a><a href='#L125'>125</a>
<a name='L126'></a><a href='#L126'>126</a>
<a name='L127'></a><a href='#L127'>127</a>
<a name='L128'></a><a href='#L128'>128</a>
<a name='L129'></a><a href='#L129'>129</a>
<a name='L130'></a><a href='#L130'>130</a>
<a name='L131'></a><a href='#L131'>131</a>
<a name='L132'></a><a href='#L132'>132</a>
<a name='L133'></a><a href='#L133'>133</a>
<a name='L134'></a><a href='#L134'>134</a>
<a name='L135'></a><a href='#L135'>135</a>
<a name='L136'></a><a href='#L136'>136</a>
<a name='L137'></a><a href='#L137'>137</a>
<a name='L138'></a><a href='#L138'>138</a>
<a name='L139'></a><a href='#L139'>139</a>
<a name='L140'></a><a href='#L140'>140</a>
<a name='L141'></a><a href='#L141'>141</a>
<a name='L142'></a><a href='#L142'>142</a>
<a name='L143'></a><a href='#L143'>143</a>
<a name='L144'></a><a href='#L144'>144</a>
<a name='L145'></a><a href='#L145'>145</a>
<a name='L146'></a><a href='#L146'>146</a>
<a name='L147'></a><a href='#L147'>147</a>
<a name='L148'></a><a href='#L148'>148</a>
<a name='L149'></a><a href='#L149'>149</a>
<a name='L150'></a><a href='#L150'>150</a>
<a name='L151'></a><a href='#L151'>151</a>
<a name='L152'></a><a href='#L152'>152</a>
<a name='L153'></a><a href='#L153'>153</a>
<a name='L154'></a><a href='#L154'>154</a>
<a name='L155'></a><a href='#L155'>155</a>
<a name='L156'></a><a href='#L156'>156</a>
<a name='L157'></a><a href='#L157'>157</a>
<a name='L158'></a><a href='#L158'>158</a>
<a name='L159'></a><a href='#L159'>159</a>
<a name='L160'></a><a href='#L160'>160</a>
<a name='L161'></a><a href='#L161'>161</a>
<a name='L162'></a><a href='#L162'>162</a>
<a name='L163'></a><a href='#L163'>163</a>
<a name='L164'></a><a href='#L164'>164</a>
<a name='L165'></a><a href='#L165'>165</a>
<a name='L166'></a><a href='#L166'>166</a>
<a name='L167'></a><a href='#L167'>167</a>
<a name='L168'></a><a href='#L168'>168</a>
<a name='L169'></a><a href='#L169'>169</a>
<a name='L170'></a><a href='#L170'>170</a>
<a name='L171'></a><a href='#L171'>171</a>
<a name='L172'></a><a href='#L172'>172</a>
<a name='L173'></a><a href='#L173'>173</a>
<a name='L174'></a><a href='#L174'>174</a>
<a name='L175'></a><a href='#L175'>175</a>
<a name='L176'></a><a href='#L176'>176</a>
<a name='L177'></a><a href='#L177'>177</a>
<a name='L178'></a><a href='#L178'>178</a>
<a name='L179'></a><a href='#L179'>179</a>
<a name='L180'></a><a href='#L180'>180</a>
<a name='L181'></a><a href='#L181'>181</a>
<a name='L182'></a><a href='#L182'>182</a>
<a name='L183'></a><a href='#L183'>183</a>
<a name='L184'></a><a href='#L184'>184</a>
<a name='L185'></a><a href='#L185'>185</a></td><td class="line-coverage quiet"><span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">4x</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">2x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">37x</span>
<span class="cline-any cline-yes">3x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-no">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-yes">8x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">26x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">34x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">68x</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-neutral">&nbsp;</span>
<span class="cline-any cline-yes">1x</span>
<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import { CustomDB, idbIsSupported, deleteDB } from 'idb-managed';
import { dateFormat2Day, M_BYTE, sizeOf, getStartOfDay } from './utils';
import { ResultMsg } from '../interface';
const LOGAN_DB_VERSION = 1;
const LOGAN_DB_NAME = 'logan_web_db';
const LOG_DETAIL_TABLE_NAME = 'logan_detail_table';
const LOG_DETAIL_REPORTNAME_INDEX = 'logReportName';
const LOG_DETAIL_CREATETIME_INDEX = 'logCreateTime';
const LOG_DAY_TABLE_NAME = 'log_day_table';
export const LOG_DAY_TABLE_PRIMARY_KEY = 'logDay';
const DEFAULT_LOG_DURATION = 7 * 24 * 3600 * 1000; // logan-web keeps 7 days logs locally
const DEFAULT_SINGLE_DAY_MAX_SIZE = 7 * M_BYTE; // 7M storage limit for one day
const DEFAULT_SINGLE_PAGE_MAX_SIZE = 1 * M_BYTE; // 1M storage limit for one page
type TimeStamp = number;
export type FormattedLogReportName = string;
interface LogReportNameParsedOb {
    logDay: string;
    pageIndex: number;
}
interface LoganLogItem {
    [LOG_DETAIL_REPORTNAME_INDEX]: string;
    [LOG_DETAIL_CREATETIME_INDEX]: TimeStamp;
    logSize: number;
    logString: string;
}
export interface LoganLogDayItem {
    [LOG_DAY_TABLE_PRIMARY_KEY]: string;
    totalSize: number;
    reportPagesInfo: {
        pageSizes: number[];
    };
}
export default class LoganDB {
    public static idbIsSupported = idbIsSupported;
    public static deleteDB = deleteDB;
    private DB: CustomDB;
    constructor(dbName?: string) {
        this.DB = new CustomDB({
            dbName: dbName || <span class="branch-1 cbranch-no" title="branch not covered" >LOGAN_DB_NAME,</span>
            dbVersion: LOGAN_DB_VERSION,
            tables: {
                [LOG_DETAIL_TABLE_NAME]: {
                    indexList: [
                        {
                            indexName: LOG_DETAIL_REPORTNAME_INDEX,
                            unique: false
                        },
                        {
                            indexName: LOG_DETAIL_CREATETIME_INDEX,
                            unique: false
                        }
                    ]
                },
                [LOG_DAY_TABLE_NAME]: {
                    primaryKey: LOG_DAY_TABLE_PRIMARY_KEY
                }
            }
        });
    }
    /**
     * @param logDay
     * @param pageIndex start from 0
     */
    logReportNameFormatter (
        logDay: string,
        pageIndex: number
    ): FormattedLogReportName {
        return `${logDay}_${pageIndex}`;
    }
    logReportNameParser (reportName: FormattedLogReportName): LogReportNameParsedOb {
        const splitArray = reportName.split('_');
        return {
            logDay: splitArray[0],
            pageIndex: +splitArray[1]
        };
    }
    async getLogDayInfo (logDay: string): Promise&lt;LoganLogDayItem | null&gt; {
        return ((await this.DB.getItem(
            LOG_DAY_TABLE_NAME,
            logDay
        )) as any) as LoganLogDayItem | null;
    }
    async getLogDaysInfo (
        fromLogDay: string,
        toLogDay: string
    ): Promise&lt;LoganLogDayItem[]&gt; {
        if (fromLogDay === toLogDay) {
            const result = ((await this.DB.getItem(
                LOG_DAY_TABLE_NAME,
                fromLogDay
            )) as any) as LoganLogDayItem | null;
            return result ? [result] : <span class="branch-1 cbranch-no" title="branch not covered" >[];</span>
        } else {
            return ((await this.DB.getItemsInRange({
                tableName: LOG_DAY_TABLE_NAME,
                indexRange: {
                    indexName: LOG_DAY_TABLE_PRIMARY_KEY,
                    lowerIndex: fromLogDay,
                    upperIndex: toLogDay,
                    lowerExclusive: false,
                    upperExclusive: false
                }
            })) as any[]) as LoganLogDayItem[];
        }
    }
    async getLogsByReportName (
        reportName: FormattedLogReportName
    ): Promise&lt;LoganLogItem[]&gt; {
        const logs = ((await this.DB.getItemsInRange({
            tableName: LOG_DETAIL_TABLE_NAME,
            indexRange: {
                indexName: LOG_DETAIL_REPORTNAME_INDEX,
                onlyIndex: reportName
            }
        })) as any[]) as LoganLogItem[];
        return logs;
    }
    async addLog (logString: string): Promise&lt;void&gt; {
        const logSize = sizeOf(logString);
        const now = new Date();
        const today: string = dateFormat2Day(now);
        const todayInfo: LoganLogDayItem = (await this.getLogDayInfo(
            today
        )) || {
            [LOG_DAY_TABLE_PRIMARY_KEY]: today,
            totalSize: 0,
            reportPagesInfo: {
                pageSizes: [0]
            }
        };
        if (todayInfo.totalSize + logSize &gt; DEFAULT_SINGLE_DAY_MAX_SIZE) {
            throw new Error(ResultMsg.EXCEED_LOG_SIZE_LIMIT);
        }
        <span class="missing-if-branch" title="if path not taken" >I</span>if (!todayInfo.reportPagesInfo) {
<span class="cstat-no" title="statement not covered" >            todayInfo.reportPagesInfo = { pageSizes: [0] };</span>
        }
        const currentPageSizesArr = todayInfo.reportPagesInfo.pageSizes;
        const currentPageIndex = currentPageSizesArr.length - 1;
        const currentPageSize = currentPageSizesArr[currentPageIndex];
        const needNewPage =
            currentPageSize &gt; 0 &amp;&amp;
            currentPageSize + logSize &gt; DEFAULT_SINGLE_PAGE_MAX_SIZE;
        const nextPageSizesArr = (function (): number[] {
            const arrCopy = currentPageSizesArr.slice();
            if (needNewPage) {
                arrCopy.push(logSize);
            } else {
                arrCopy[currentPageIndex] += logSize;
            }
            return arrCopy;
        })();
        const logItem: LoganLogItem = {
            [LOG_DETAIL_REPORTNAME_INDEX]: this.logReportNameFormatter(
                today,
                needNewPage ? currentPageIndex + 1 : currentPageIndex
            ),
            [LOG_DETAIL_CREATETIME_INDEX]: +now,
            logSize,
            logString
        };
        const updatedTodayInfo: LoganLogDayItem = {
            [LOG_DAY_TABLE_PRIMARY_KEY]: today,
            totalSize: todayInfo.totalSize + logSize,
            reportPagesInfo: {
                pageSizes: nextPageSizesArr
            }
        };
        // The expire time is the start of the day after 7 days
        const durationBeforeExpired =
            DEFAULT_LOG_DURATION - (+new Date() - getStartOfDay(new Date()));
        await this.DB.addItems([
            {
                tableName: LOG_DETAIL_TABLE_NAME,
                item: logItem,
                itemDuration: durationBeforeExpired
            },
            {
                tableName: LOG_DAY_TABLE_NAME,
                item: updatedTodayInfo,
                itemDuration: durationBeforeExpired
            }
        ]);
    }
}
&nbsp;</pre></td></tr>
</table></pre>
<div class='push'></div><!-- for sticky footer -->
</div><!-- /wrapper -->
<div class='footer quiet pad2 space-top1 center small'>
  Code coverage
  generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Fri Mar 20 2020 11:50:18 GMT+0800 (China Standard Time)
</div>
</div>
<script src="../../prettify.js"></script>
<script>
window.onload = function () {
        if (typeof prettyPrint === 'function') {
            prettyPrint();
        }
};
</script>
<script src="../../sorter.js"></script>
<script src="../../block-navigation.js"></script>
</body>
</html>
